#ifndef WEBGPU_CPP_H_

#define WEBGPU_CPP_H_

#include "webgpu/webgpu.h"

#include <type_traits>

namespace wgpu {

template <typename T>

struct IsDawnBitmask {

static constexpr bool enable = false;

};

template <typename T, typename Enable = void>

struct LowerBitmask {

static constexpr bool enable = false;

};

template <typename T>

struct LowerBitmask<T, typename std::enable_if<IsDawnBitmask<T>::enable>::type> {

static constexpr bool enable = true;

using type = T;

constexpr static T Lower(T t) {

return t;

}

};

template <typename T>

struct BoolConvertible {

using Integral = typename std::underlying_type<T>::type;

constexpr BoolConvertible(Integral value) : value(value) {

}

constexpr operator bool() const {

return value != 0;

}

constexpr operator T() const {

return static_cast<T>(value);

}

Integral value;

};

template <typename T>

struct LowerBitmask<BoolConvertible<T>> {

static constexpr bool enable = true;

using type = T;

static constexpr type Lower(BoolConvertible<T> t) {

return t;

}

};

template <typename T1,

typename T2,

typename = typename std::enable_if<LowerBitmask<T1>::enable &&

LowerBitmask<T2>::enable>::type>

constexpr BoolConvertible<typename LowerBitmask<T1>::type> operator|(T1 left, T2 right) {

using T = typename LowerBitmask<T1>::type;

using Integral = typename std::underlying_type<T>::type;

return static_cast<Integral>(LowerBitmask<T1>::Lower(left)) |

static_cast<Integral>(LowerBitmask<T2>::Lower(right));

}

template <typename T1,

typename T2,

typename = typename std::enable_if<LowerBitmask<T1>::enable &&

LowerBitmask<T2>::enable>::type>

constexpr BoolConvertible<typename LowerBitmask<T1>::type> operator&(T1 left, T2 right) {

using T = typename LowerBitmask<T1>::type;

using Integral = typename std::underlying_type<T>::type;

return static_cast<Integral>(LowerBitmask<T1>::Lower(left)) &

static_cast<Integral>(LowerBitmask<T2>::Lower(right));

}

template <typename T1,

typename T2,

typename = typename std::enable_if<LowerBitmask<T1>::enable &&

LowerBitmask<T2>::enable>::type>

constexpr BoolConvertible<typename LowerBitmask<T1>::type> operator^(T1 left, T2 right) {

using T = typename LowerBitmask<T1>::type;

using Integral = typename std::underlying_type<T>::type;

return static_cast<Integral>(LowerBitmask<T1>::Lower(left)) ^

static_cast<Integral>(LowerBitmask<T2>::Lower(right));

}

template <typename T1>

constexpr BoolConvertible<typename LowerBitmask<T1>::type> operator~(T1 t) {

using T = typename LowerBitmask<T1>::type;

using Integral = typename std::underlying_type<T>::type;

return ~static_cast<Integral>(LowerBitmask<T1>::Lower(t));

}

template <typename T,

typename T2,

typename = typename std::enable_if<IsDawnBitmask<T>::enable &&

LowerBitmask<T2>::enable>::type>

constexpr T& operator&=(T& l, T2 right) {

T r = LowerBitmask<T2>::Lower(right);

l = l & r;

return l;

}

template <typename T,

typename T2,

typename = typename std::enable_if<IsDawnBitmask<T>::enable &&

LowerBitmask<T2>::enable>::type>

constexpr T& operator|=(T& l, T2 right) {

T r = LowerBitmask<T2>::Lower(right);

l = l | r;

return l;

}

template <typename T,

typename T2,

typename = typename std::enable_if<IsDawnBitmask<T>::enable &&

LowerBitmask<T2>::enable>::type>

constexpr T& operator^=(T& l, T2 right) {

T r = LowerBitmask<T2>::Lower(right);

l = l ^ r;

return l;

}

template <typename T>

constexpr bool HasZeroOrOneBits(T value) {

using Integral = typename std::underlying_type<T>::type;

return (static_cast<Integral>(value) & (static_cast<Integral>(value) - 1)) == 0;

}

static constexpr uint64_t kWholeSize = WGPU_WHOLE_SIZE;

// TODO(crbug.com/520): Remove kStrideUndefined in favor of kCopyStrideUndefined.

static constexpr uint32_t kStrideUndefined = WGPU_STRIDE_UNDEFINED;

static constexpr uint32_t kCopyStrideUndefined = WGPU_COPY_STRIDE_UNDEFINED;

enum class AdapterType : uint32_t {

DiscreteGPU = 0x00000000,

IntegratedGPU = 0x00000001,

CPU = 0x00000002,

Unknown = 0x00000003,

};

enum class AddressMode : uint32_t {

Repeat = 0x00000000,

MirrorRepeat = 0x00000001,

ClampToEdge = 0x00000002,

};

enum class BackendType : uint32_t {

Null = 0x00000000,

D3D11 = 0x00000001,

D3D12 = 0x00000002,

Metal = 0x00000003,

Vulkan = 0x00000004,

OpenGL = 0x00000005,

OpenGLES = 0x00000006,

};

enum class BindingType : uint32_t {

Undefined = 0x00000000,

UniformBuffer = 0x00000001,

StorageBuffer = 0x00000002,

ReadonlyStorageBuffer = 0x00000003,

Sampler = 0x00000004,

ComparisonSampler = 0x00000005,

SampledTexture = 0x00000006,

MultisampledTexture = 0x00000007,

ReadonlyStorageTexture = 0x00000008,

WriteonlyStorageTexture = 0x00000009,

};

enum class BlendFactor : uint32_t {

Zero = 0x00000000,

One = 0x00000001,

SrcColor = 0x00000002,

OneMinusSrcColor = 0x00000003,

SrcAlpha = 0x00000004,

OneMinusSrcAlpha = 0x00000005,

DstColor = 0x00000006,

OneMinusDstColor = 0x00000007,

DstAlpha = 0x00000008,

OneMinusDstAlpha = 0x00000009,

SrcAlphaSaturated = 0x0000000A,

BlendColor = 0x0000000B,

OneMinusBlendColor = 0x0000000C,

};

enum class BlendOperation : uint32_t {

Add = 0x00000000,

Subtract = 0x00000001,

ReverseSubtract = 0x00000002,

Min = 0x00000003,

Max = 0x00000004,

};

enum class BufferBindingType : uint32_t {

Undefined = 0x00000000,

Uniform = 0x00000001,

Storage = 0x00000002,

ReadOnlyStorage = 0x00000003,

};

enum class BufferMapAsyncStatus : uint32_t {

Success = 0x00000000,

Error = 0x00000001,

Unknown = 0x00000002,

DeviceLost = 0x00000003,

DestroyedBeforeCallback = 0x00000004,

UnmappedBeforeCallback = 0x00000005,

};

enum class CompareFunction : uint32_t {

Undefined = 0x00000000,

Never = 0x00000001,

Less = 0x00000002,

LessEqual = 0x00000003,

Greater = 0x00000004,

GreaterEqual = 0x00000005,

Equal = 0x00000006,

NotEqual = 0x00000007,

Always = 0x00000008,

};

enum class CreateReadyPipelineStatus : uint32_t {

Success = 0x00000000,

Error = 0x00000001,

DeviceLost = 0x00000002,

DeviceDestroyed = 0x00000003,

Unknown = 0x00000004,

};

enum class CullMode : uint32_t {

None = 0x00000000,

Front = 0x00000001,

Back = 0x00000002,

};

enum class ErrorFilter : uint32_t {

None = 0x00000000,

Validation = 0x00000001,

OutOfMemory = 0x00000002,

};

enum class ErrorType : uint32_t {

NoError = 0x00000000,

Validation = 0x00000001,

OutOfMemory = 0x00000002,

Unknown = 0x00000003,

DeviceLost = 0x00000004,

};

enum class FenceCompletionStatus : uint32_t {

Success = 0x00000000,

Error = 0x00000001,

Unknown = 0x00000002,

DeviceLost = 0x00000003,

};

enum class FilterMode : uint32_t {

Nearest = 0x00000000,

Linear = 0x00000001,

};

enum class FrontFace : uint32_t {

CCW = 0x00000000,

CW = 0x00000001,

};

enum class IndexFormat : uint32_t {

Undefined = 0x00000000,

Uint16 = 0x00000001,

Uint32 = 0x00000002,

};

enum class InputStepMode : uint32_t {

Vertex = 0x00000000,

Instance = 0x00000001,

};

enum class LoadOp : uint32_t {

Clear = 0x00000000,

Load = 0x00000001,

};

enum class PipelineStatisticName : uint32_t {

VertexShaderInvocations = 0x00000000,

ClipperInvocations = 0x00000001,

ClipperPrimitivesOut = 0x00000002,

FragmentShaderInvocations = 0x00000003,

ComputeShaderInvocations = 0x00000004,

};

enum class PresentMode : uint32_t {

Immediate = 0x00000000,

Mailbox = 0x00000001,

Fifo = 0x00000002,

};

enum class PrimitiveTopology : uint32_t {

PointList = 0x00000000,

LineList = 0x00000001,

LineStrip = 0x00000002,

TriangleList = 0x00000003,

TriangleStrip = 0x00000004,

};

enum class QueryType : uint32_t {

Occlusion = 0x00000000,

PipelineStatistics = 0x00000001,

Timestamp = 0x00000002,

};

enum class SType : uint32_t {

Invalid = 0x00000000,

SurfaceDescriptorFromMetalLayer = 0x00000001,

SurfaceDescriptorFromWindowsHWND = 0x00000002,

SurfaceDescriptorFromXlib = 0x00000003,

SurfaceDescriptorFromCanvasHTMLSelector = 0x00000004,

ShaderModuleSPIRVDescriptor = 0x00000005,

ShaderModuleWGSLDescriptor = 0x00000006,

};

enum class SamplerBindingType : uint32_t {

Undefined = 0x00000000,

Filtering = 0x00000001,

NonFiltering = 0x00000002,

Comparison = 0x00000003,

};

enum class StencilOperation : uint32_t {

Keep = 0x00000000,

Zero = 0x00000001,

Replace = 0x00000002,

Invert = 0x00000003,

IncrementClamp = 0x00000004,

DecrementClamp = 0x00000005,

IncrementWrap = 0x00000006,

DecrementWrap = 0x00000007,

};

enum class StorageTextureAccess : uint32_t {

Undefined = 0x00000000,

ReadOnly = 0x00000001,

WriteOnly = 0x00000002,

};

enum class StoreOp : uint32_t {

Store = 0x00000000,

Clear = 0x00000001,

};

enum class TextureAspect : uint32_t {

All = 0x00000000,

StencilOnly = 0x00000001,

DepthOnly = 0x00000002,

};

enum class TextureComponentType : uint32_t {

Float = 0x00000000,

Sint = 0x00000001,

Uint = 0x00000002,

DepthComparison = 0x00000003,

};

enum class TextureDimension : uint32_t {

e1D = 0x00000000,

e2D = 0x00000001,

e3D = 0x00000002,

};

enum class TextureFormat : uint32_t {

Undefined = 0x00000000,

R8Unorm = 0x00000001,

R8Snorm = 0x00000002,

R8Uint = 0x00000003,

R8Sint = 0x00000004,

R16Uint = 0x00000005,

R16Sint = 0x00000006,

R16Float = 0x00000007,

RG8Unorm = 0x00000008,

RG8Snorm = 0x00000009,

RG8Uint = 0x0000000A,

RG8Sint = 0x0000000B,

R32Float = 0x0000000C,

R32Uint = 0x0000000D,

R32Sint = 0x0000000E,

RG16Uint = 0x0000000F,

RG16Sint = 0x00000010,

RG16Float = 0x00000011,

RGBA8Unorm = 0x00000012,

RGBA8UnormSrgb = 0x00000013,

RGBA8Snorm = 0x00000014,

RGBA8Uint = 0x00000015,

RGBA8Sint = 0x00000016,

BGRA8Unorm = 0x00000017,

BGRA8UnormSrgb = 0x00000018,

RGB10A2Unorm = 0x00000019,

RG11B10Ufloat = 0x0000001A,

RGB9E5Ufloat = 0x0000001B,

RG32Float = 0x0000001C,

RG32Uint = 0x0000001D,

RG32Sint = 0x0000001E,

RGBA16Uint = 0x0000001F,

RGBA16Sint = 0x00000020,

RGBA16Float = 0x00000021,

RGBA32Float = 0x00000022,

RGBA32Uint = 0x00000023,

RGBA32Sint = 0x00000024,

Depth32Float = 0x00000025,

Depth24Plus = 0x00000026,

Depth24PlusStencil8 = 0x00000027,

BC1RGBAUnorm = 0x00000028,

BC1RGBAUnormSrgb = 0x00000029,

BC2RGBAUnorm = 0x0000002A,

BC2RGBAUnormSrgb = 0x0000002B,

BC3RGBAUnorm = 0x0000002C,

BC3RGBAUnormSrgb = 0x0000002D,

BC4RUnorm = 0x0000002E,

BC4RSnorm = 0x0000002F,

BC5RGUnorm = 0x00000030,

BC5RGSnorm = 0x00000031,

BC6HRGBUfloat = 0x00000032,

BC6HRGBFloat = 0x00000033,

BC7RGBAUnorm = 0x00000034,

BC7RGBAUnormSrgb = 0x00000035,

};

enum class TextureSampleType : uint32_t {

Undefined = 0x00000000,

Float = 0x00000001,

UnfilterableFloat = 0x00000002,

Depth = 0x00000003,

Sint = 0x00000004,

Uint = 0x00000005,

};

enum class TextureViewDimension : uint32_t {

Undefined = 0x00000000,

e1D = 0x00000001,

e2D = 0x00000002,

e2DArray = 0x00000003,

Cube = 0x00000004,

CubeArray = 0x00000005,

e3D = 0x00000006,

};

enum class VertexFormat : uint32_t {

UChar2 = 0x00000000,

UChar4 = 0x00000001,

Char2 = 0x00000002,

Char4 = 0x00000003,

UChar2Norm = 0x00000004,

UChar4Norm = 0x00000005,

Char2Norm = 0x00000006,

Char4Norm = 0x00000007,

UShort2 = 0x00000008,

UShort4 = 0x00000009,

Short2 = 0x0000000A,

Short4 = 0x0000000B,

UShort2Norm = 0x0000000C,

UShort4Norm = 0x0000000D,

Short2Norm = 0x0000000E,

Short4Norm = 0x0000000F,

Half2 = 0x00000010,

Half4 = 0x00000011,

Float = 0x00000012,

Float2 = 0x00000013,

Float3 = 0x00000014,

Float4 = 0x00000015,

UInt = 0x00000016,

UInt2 = 0x00000017,

UInt3 = 0x00000018,

UInt4 = 0x00000019,

Int = 0x0000001A,

Int2 = 0x0000001B,

Int3 = 0x0000001C,

Int4 = 0x0000001D,

};

enum class BufferUsage : uint32_t {

None = 0x00000000,

MapRead = 0x00000001,

MapWrite = 0x00000002,

CopySrc = 0x00000004,

CopyDst = 0x00000008,

Index = 0x00000010,

Vertex = 0x00000020,

Uniform = 0x00000040,

Storage = 0x00000080,

Indirect = 0x00000100,

QueryResolve = 0x00000200,

};

enum class ColorWriteMask : uint32_t {

None = 0x00000000,

Red = 0x00000001,

Green = 0x00000002,

Blue = 0x00000004,

Alpha = 0x00000008,

All = 0x0000000F,

};

enum class MapMode : uint32_t {

None = 0x00000000,

Read = 0x00000001,

Write = 0x00000002,

};

enum class ShaderStage : uint32_t {

None = 0x00000000,

Vertex = 0x00000001,

Fragment = 0x00000002,

Compute = 0x00000004,

};

enum class TextureUsage : uint32_t {

None = 0x00000000,

CopySrc = 0x00000001,

CopyDst = 0x00000002,

Sampled = 0x00000004,

Storage = 0x00000008,

OutputAttachment = 0x00000010,

RenderAttachment = 0x00000010,

};

template<>

struct IsDawnBitmask<BufferUsage> {

static constexpr bool enable = true;

};

template<>

struct IsDawnBitmask<ColorWriteMask> {

static constexpr bool enable = true;

};

template<>

struct IsDawnBitmask<MapMode> {

static constexpr bool enable = true;

};

template<>

struct IsDawnBitmask<ShaderStage> {

static constexpr bool enable = true;

};

template<>

struct IsDawnBitmask<TextureUsage> {

static constexpr bool enable = true;

};

using Proc = WGPUProc;

using BufferMapCallback = WGPUBufferMapCallback;

using CreateReadyComputePipelineCallback = WGPUCreateReadyComputePipelineCallback;

using CreateReadyRenderPipelineCallback = WGPUCreateReadyRenderPipelineCallback;

using DeviceLostCallback = WGPUDeviceLostCallback;

using ErrorCallback = WGPUErrorCallback;

using FenceOnCompletionCallback = WGPUFenceOnCompletionCallback;

class BindGroup;

class BindGroupLayout;

class Buffer;

class CommandBuffer;

class CommandEncoder;

class ComputePassEncoder;

class ComputePipeline;

class Device;

class Fence;

class Instance;

class PipelineLayout;

class QuerySet;

class Queue;

class RenderBundle;

class RenderBundleEncoder;

class RenderPassEncoder;

class RenderPipeline;

class Sampler;

class ShaderModule;

class Surface;

class SwapChain;

class Texture;

class TextureView;

struct AdapterProperties;

struct BindGroupEntry;

struct BlendDescriptor;

struct BufferBindingLayout;

struct BufferDescriptor;

struct Color;

struct CommandBufferDescriptor;

struct CommandEncoderDescriptor;

struct ComputePassDescriptor;

struct Extent3D;

struct FenceDescriptor;

struct InstanceDescriptor;

struct Origin3D;

struct PipelineLayoutDescriptor;

struct ProgrammableStageDescriptor;

struct QuerySetDescriptor;

struct RasterizationStateDescriptor;

struct RenderBundleDescriptor;

struct RenderBundleEncoderDescriptor;

struct RenderPassDepthStencilAttachmentDescriptor;

struct SamplerBindingLayout;

struct SamplerDescriptor;

struct ShaderModuleDescriptor;

struct ShaderModuleSPIRVDescriptor;

struct ShaderModuleWGSLDescriptor;

struct StencilStateFaceDescriptor;

struct StorageTextureBindingLayout;

struct SurfaceDescriptor;

struct SurfaceDescriptorFromCanvasHTMLSelector;

struct SurfaceDescriptorFromMetalLayer;

struct SurfaceDescriptorFromWindowsHWND;

struct SurfaceDescriptorFromXlib;

struct SwapChainDescriptor;

struct TextureBindingLayout;

struct TextureDataLayout;

struct TextureViewDescriptor;

struct VertexAttributeDescriptor;

struct BindGroupDescriptor;

struct BindGroupLayoutEntry;

struct ImageCopyBuffer;

struct ColorStateDescriptor;

struct ComputePipelineDescriptor;

struct DepthStencilStateDescriptor;

struct RenderPassColorAttachmentDescriptor;

struct ImageCopyTexture;

struct TextureDescriptor;

struct VertexBufferLayoutDescriptor;

struct BindGroupLayoutDescriptor;

struct RenderPassDescriptor;

struct VertexStateDescriptor;

struct RenderPipelineDescriptor;

// BufferCopyView is deprecated.

// Use ImageCopyBuffer instead.

using BufferCopyView = ImageCopyBuffer;

// TextureCopyView is deprecated.

// Use ImageCopyTexture instead.

using TextureCopyView = ImageCopyTexture;

template<typename Derived, typename CType>

class ObjectBase {

public:

ObjectBase() = default;

ObjectBase(CType handle): mHandle(handle) {

if (mHandle) Derived::WGPUReference(mHandle);

}

~ObjectBase() {

if (mHandle) Derived::WGPURelease(mHandle);

}

ObjectBase(ObjectBase const& other)

: ObjectBase(other.Get()) {

}

Derived& operator=(ObjectBase const& other) {

if (&other != this) {

if (mHandle) Derived::WGPURelease(mHandle);

mHandle = other.mHandle;

if (mHandle) Derived::WGPUReference(mHandle);

}

return static_cast<Derived&>(*this);

}

ObjectBase(ObjectBase&& other) {

mHandle = other.mHandle;

other.mHandle = 0;

}

Derived& operator=(ObjectBase&& other) {

if (&other != this) {

if (mHandle) Derived::WGPURelease(mHandle);

mHandle = other.mHandle;

other.mHandle = 0;

}

return static_cast<Derived&>(*this);

}

ObjectBase(std::nullptr_t) {}

Derived& operator=(std::nullptr_t) {

if (mHandle != nullptr) {

Derived::WGPURelease(mHandle);

mHandle = nullptr;

}

return static_cast<Derived&>(*this);

}

bool operator==(std::nullptr_t) const {

return mHandle == nullptr;

}

bool operator!=(std::nullptr_t) const {

return mHandle != nullptr;

}

explicit operator bool() const {

return mHandle != nullptr;

}

CType Get() const {

return mHandle;

}

CType Release() {

CType result = mHandle;

mHandle = 0;

return result;

}

static Derived Acquire(CType handle) {

Derived result;

result.mHandle = handle;

return result;

}

protected:

CType mHandle = nullptr;

};

class BindGroup : public ObjectBase<BindGroup, WGPUBindGroup> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

private:

friend ObjectBase<BindGroup, WGPUBindGroup>;

static void WGPUReference(WGPUBindGroup handle);

static void WGPURelease(WGPUBindGroup handle);

};

class BindGroupLayout : public ObjectBase<BindGroupLayout, WGPUBindGroupLayout> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

private:

friend ObjectBase<BindGroupLayout, WGPUBindGroupLayout>;

static void WGPUReference(WGPUBindGroupLayout handle);

static void WGPURelease(WGPUBindGroupLayout handle);

};

class Buffer : public ObjectBase<Buffer, WGPUBuffer> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

void Destroy() const;

void const * GetConstMappedRange(size_t offset = 0, size_t size = 0) const;

void * GetMappedRange(size_t offset = 0, size_t size = 0) const;

void MapAsync(MapMode mode, size_t offset, size_t size, BufferMapCallback callback, void * userdata) const;

void Unmap() const;

private:

friend ObjectBase<Buffer, WGPUBuffer>;

static void WGPUReference(WGPUBuffer handle);

static void WGPURelease(WGPUBuffer handle);

};

class CommandBuffer : public ObjectBase<CommandBuffer, WGPUCommandBuffer> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

private:

friend ObjectBase<CommandBuffer, WGPUCommandBuffer>;

static void WGPUReference(WGPUCommandBuffer handle);

static void WGPURelease(WGPUCommandBuffer handle);

};

class CommandEncoder : public ObjectBase<CommandEncoder, WGPUCommandEncoder> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

ComputePassEncoder BeginComputePass(ComputePassDescriptor const * descriptor = nullptr) const;

RenderPassEncoder BeginRenderPass(RenderPassDescriptor const * descriptor) const;

void CopyBufferToBuffer(Buffer const& source, uint64_t sourceOffset, Buffer const& destination, uint64_t destinationOffset, uint64_t size) const;

void CopyBufferToTexture(ImageCopyBuffer const * source, ImageCopyTexture const * destination, Extent3D const * copySize) const;

void CopyTextureToBuffer(ImageCopyTexture const * source, ImageCopyBuffer const * destination, Extent3D const * copySize) const;

void CopyTextureToTexture(ImageCopyTexture const * source, ImageCopyTexture const * destination, Extent3D const * copySize) const;

CommandBuffer Finish(CommandBufferDescriptor const * descriptor = nullptr) const;

void InsertDebugMarker(char const * markerLabel) const;

void PopDebugGroup() const;

void PushDebugGroup(char const * groupLabel) const;

void ResolveQuerySet(QuerySet const& querySet, uint32_t firstQuery, uint32_t queryCount, Buffer const& destination, uint64_t destinationOffset) const;

void WriteTimestamp(QuerySet const& querySet, uint32_t queryIndex) const;

private:

friend ObjectBase<CommandEncoder, WGPUCommandEncoder>;

static void WGPUReference(WGPUCommandEncoder handle);

static void WGPURelease(WGPUCommandEncoder handle);

};

class ComputePassEncoder : public ObjectBase<ComputePassEncoder, WGPUComputePassEncoder> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

void Dispatch(uint32_t x, uint32_t y = 1, uint32_t z = 1) const;

void DispatchIndirect(Buffer const& indirectBuffer, uint64_t indirectOffset) const;

void EndPass() const;

void InsertDebugMarker(char const * markerLabel) const;

void PopDebugGroup() const;

void PushDebugGroup(char const * groupLabel) const;

void SetBindGroup(uint32_t groupIndex, BindGroup const& group, uint32_t dynamicOffsetCount = 0, uint32_t const * dynamicOffsets = nullptr) const;

void SetPipeline(ComputePipeline const& pipeline) const;

void WriteTimestamp(QuerySet const& querySet, uint32_t queryIndex) const;

private:

friend ObjectBase<ComputePassEncoder, WGPUComputePassEncoder>;

static void WGPUReference(WGPUComputePassEncoder handle);

static void WGPURelease(WGPUComputePassEncoder handle);

};

class ComputePipeline : public ObjectBase<ComputePipeline, WGPUComputePipeline> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

BindGroupLayout GetBindGroupLayout(uint32_t groupIndex) const;

private:

friend ObjectBase<ComputePipeline, WGPUComputePipeline>;

static void WGPUReference(WGPUComputePipeline handle);

static void WGPURelease(WGPUComputePipeline handle);

};

class Device : public ObjectBase<Device, WGPUDevice> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

BindGroup CreateBindGroup(BindGroupDescriptor const * descriptor) const;

BindGroupLayout CreateBindGroupLayout(BindGroupLayoutDescriptor const * descriptor) const;

Buffer CreateBuffer(BufferDescriptor const * descriptor) const;

CommandEncoder CreateCommandEncoder(CommandEncoderDescriptor const * descriptor = nullptr) const;

ComputePipeline CreateComputePipeline(ComputePipelineDescriptor const * descriptor) const;

PipelineLayout CreatePipelineLayout(PipelineLayoutDescriptor const * descriptor) const;

QuerySet CreateQuerySet(QuerySetDescriptor const * descriptor) const;

void CreateReadyComputePipeline(ComputePipelineDescriptor const * descriptor, CreateReadyComputePipelineCallback callback, void * userdata) const;

void CreateReadyRenderPipeline(RenderPipelineDescriptor const * descriptor, CreateReadyRenderPipelineCallback callback, void * userdata) const;

RenderBundleEncoder CreateRenderBundleEncoder(RenderBundleEncoderDescriptor const * descriptor) const;

RenderPipeline CreateRenderPipeline(RenderPipelineDescriptor const * descriptor) const;

Sampler CreateSampler(SamplerDescriptor const * descriptor) const;

ShaderModule CreateShaderModule(ShaderModuleDescriptor const * descriptor) const;

SwapChain CreateSwapChain(Surface const& surface, SwapChainDescriptor const * descriptor) const;

Texture CreateTexture(TextureDescriptor const * descriptor) const;

Queue GetDefaultQueue() const;

bool PopErrorScope(ErrorCallback callback, void * userdata) const;

void PushErrorScope(ErrorFilter filter) const;

void SetDeviceLostCallback(DeviceLostCallback callback, void * userdata) const;

void SetUncapturedErrorCallback(ErrorCallback callback, void * userdata) const;

private:

friend ObjectBase<Device, WGPUDevice>;

static void WGPUReference(WGPUDevice handle);

static void WGPURelease(WGPUDevice handle);

};

class Fence : public ObjectBase<Fence, WGPUFence> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

uint64_t GetCompletedValue() const;

void OnCompletion(uint64_t value, FenceOnCompletionCallback callback, void * userdata) const;

private:

friend ObjectBase<Fence, WGPUFence>;

static void WGPUReference(WGPUFence handle);

static void WGPURelease(WGPUFence handle);

};

class Instance : public ObjectBase<Instance, WGPUInstance> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

Surface CreateSurface(SurfaceDescriptor const * descriptor) const;

private:

friend ObjectBase<Instance, WGPUInstance>;

static void WGPUReference(WGPUInstance handle);

static void WGPURelease(WGPUInstance handle);

};

class PipelineLayout : public ObjectBase<PipelineLayout, WGPUPipelineLayout> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

private:

friend ObjectBase<PipelineLayout, WGPUPipelineLayout>;

static void WGPUReference(WGPUPipelineLayout handle);

static void WGPURelease(WGPUPipelineLayout handle);

};

class QuerySet : public ObjectBase<QuerySet, WGPUQuerySet> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

void Destroy() const;

private:

friend ObjectBase<QuerySet, WGPUQuerySet>;

static void WGPUReference(WGPUQuerySet handle);

static void WGPURelease(WGPUQuerySet handle);

};

class Queue : public ObjectBase<Queue, WGPUQueue> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

Fence CreateFence(FenceDescriptor const * descriptor = nullptr) const;

void Signal(Fence const& fence, uint64_t signalValue) const;

void Submit(uint32_t commandCount, CommandBuffer const * commands) const;

void WriteBuffer(Buffer const& buffer, uint64_t bufferOffset, void const * data, size_t size) const;

void WriteTexture(ImageCopyTexture const * destination, void const * data, size_t dataSize, TextureDataLayout const * dataLayout, Extent3D const * writeSize) const;

private:

friend ObjectBase<Queue, WGPUQueue>;

static void WGPUReference(WGPUQueue handle);

static void WGPURelease(WGPUQueue handle);

};

class RenderBundle : public ObjectBase<RenderBundle, WGPURenderBundle> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

private:

friend ObjectBase<RenderBundle, WGPURenderBundle>;

static void WGPUReference(WGPURenderBundle handle);

static void WGPURelease(WGPURenderBundle handle);

};

class RenderBundleEncoder : public ObjectBase<RenderBundleEncoder, WGPURenderBundleEncoder> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

void Draw(uint32_t vertexCount, uint32_t instanceCount = 1, uint32_t firstVertex = 0, uint32_t firstInstance = 0) const;

void DrawIndexed(uint32_t indexCount, uint32_t instanceCount = 1, uint32_t firstIndex = 0, int32_t baseVertex = 0, uint32_t firstInstance = 0) const;

void DrawIndexedIndirect(Buffer const& indirectBuffer, uint64_t indirectOffset) const;

void DrawIndirect(Buffer const& indirectBuffer, uint64_t indirectOffset) const;

RenderBundle Finish(RenderBundleDescriptor const * descriptor = nullptr) const;

void InsertDebugMarker(char const * markerLabel) const;

void PopDebugGroup() const;

void PushDebugGroup(char const * groupLabel) const;

void SetBindGroup(uint32_t groupIndex, BindGroup const& group, uint32_t dynamicOffsetCount = 0, uint32_t const * dynamicOffsets = nullptr) const;

void SetIndexBuffer(Buffer const& buffer, IndexFormat format, uint64_t offset = 0, uint64_t size = 0) const;

void SetIndexBufferWithFormat(Buffer const& buffer, IndexFormat format, uint64_t offset = 0, uint64_t size = 0) const;

void SetPipeline(RenderPipeline const& pipeline) const;

void SetVertexBuffer(uint32_t slot, Buffer const& buffer, uint64_t offset = 0, uint64_t size = 0) const;

private:

friend ObjectBase<RenderBundleEncoder, WGPURenderBundleEncoder>;

static void WGPUReference(WGPURenderBundleEncoder handle);

static void WGPURelease(WGPURenderBundleEncoder handle);

};

class RenderPassEncoder : public ObjectBase<RenderPassEncoder, WGPURenderPassEncoder> {

public:

using ObjectBase::ObjectBase;

using ObjectBase::operator=;

void BeginOcclusionQuery(uint32_t queryIndex) const;

void Draw(uint32_t vertexCount, uint32_t instanceCount = 1, uint32_t firstVertex = 0, uint32_t firstInstance = 0) const;

void DrawIndexed(uint32_t indexCount, uint32_t instanceCount = 1, uint32_t firstIndex = 0, int32_t baseVertex = 0, uint32_t firstInstance = 0) const;

void DrawIndexedIndirect(Buffer const& indirectBuffer, uint64_t indirectOffset) const;

void DrawIndirect(Buffer const& indirectBuffer, uint64_t indirectOffset) const;

void EndOcclusionQuery() const;

void EndPass() const;

void ExecuteBundles(uint32_t bundlesCount, RenderBundle const * bundles) const;

void InsertDebugMarker(char const * markerLabel) const;

void PopDebugGroup() const;

void PushDebugGroup(char const * groupLabel) const;

void SetBindGroup(uint32_t groupIndex, BindGroup const& group, uint32_t dynamicOffsetCount = 0, uint32_t const * dynamicOffsets = nullptr) const;

void SetBlendColor(Color const * color) const;

void SetIndexBuffer(Buffer const& buffer, IndexFormat format, uint64_t offset = 0, uint64_t size = 0) const;

void SetIndexBufferWithFormat(Buffer const& buffer, IndexFormat format, uint64_t offset = 0, uint64_t size = 0) const;

void SetPipeline(RenderPipeline const& pipeline) const;

void SetScissorRect(uint32_t x, uint32_t y, uint32_t width, uint32_t height) const;

void SetStencilReference(uint32_t reference) const;

void SetVertexBuffer(uint32_t slot, Buffer const& buffer, uint64_t offset = 0, uint64_t size = 0) const;

void SetViewport(float x, float y, float width, float height, float minDepth, float maxDepth) const;

void WriteTimestamp(QuerySet const& querySet, uint32_t queryIndex) const;

private:

friend ObjectBase<RenderPassEncoder, WGPURenderPassEncoder>;

static void WGPUReference(WGPURenderPassEncoder handle);